Vanesssajohn4046
21.09.2021 •
Mathematics
The data: 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 4, 4, 4, 21
The statistics for the data set above have been calculated to be:
• Mean 2.4 pets
• Q1:0.5 pets
• Median: 1 pet
• Q3: 2.5 pets
The recorder of the data made a mistake, and the last number (21) should be a 2. Rewrite the data set with the correction in order:
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Ответ:
10
Step-by-step explanation:
"three times r" = 3r
"three times r minus ten" = 3r - 10
"product of 5 and the difference of three times r minus ten"
= 5 (3r - 10)
given that r = 4,
the expression becomes
5 (3r - 10)
= 5 [3(4) - 10]
= 5 [12 - 10]
= 5 (2)
= 10